PT - JOURNAL ARTICLE AU - Engel, W. J. TI - Obstructive Lesions and Infection in the Urinary Tract DP - 1939 Jul 01 TA - Cleveland Clinic Journal of Medicine PG - 217--225 VI - 6 IP - 3 4099 - http://www.ccjm.org/content/6/3/217.short 4100 - http://www.ccjm.org/content/6/3/217.full SO - Cleve Clin J Med1939 Jul 01; 6